1-20. Canister, Mine, Training: M89
The functional canister.
The shorted electric primer canister.
(1) The M89 Training Canister (fig. 1-21) is a reus-
The launcher rack electronics failure.
able, totally inert canister. The major components of the
canister are a breech and connector assembly, a heavy wall
The opened electric primer canister.
tube, an end cap, a switch mounting plate, a rotary four posi-
tion switch, resisters, and fuse. The M89 Training Canister
is physically comparable to the M87 and M88 canisters and
b. Use. The M89 Training Canisters are used with the
is capable of inducing faults into VOLCANO system via the
M139 Mine Dispenser (VOLCANO) (TM 9-1095-208-10-1)
four position switch. The canister is painted in blue.
as training tools to practice loading and unloading, to trou-
(2) The M89 Training Canister sends electrical signals
bleshoot canister and launcher rack errors to practice adjust-
to the Dispenser Control Unit (DCU) for simulating the fol-
ing the canister loads in the launcher racks to compensate for
lowing conditions depending on the switch position setter:
the bad canister, and to run practice mine laying missions.
Section I. SAFETY, CARE, AND HANDLING
ing fumes or ingesting explosives. When explosives are
used in closed areas or underground, adequate time must be
a. General Precautions. Observe precautions generally
allowed for the fumes to dissipate before investigation.
applicable to use of ammunition and comply with all regula-
Explosives should be carefully controlled to prevent diver-
tions and local and unit standard operating procedures. For
sion to other than the intended purpose; i.e., burning as a
safety rules, missions responsibilities, and safe distance from
source of heat for cooking.
personnel per pounds of explosive, refer to d(3) below.
(2) Since explosives contain their own oxidizer, burn-
ing explosives cannot be extinguished by smothering.
b. Poisonous Fumes.
Whenever explosives burn, there is a hazard of possible det-
(1) The detonation or burning of all explosives pro-
onation. Personnel must not attempt to extinguish burning
duces poisonous fumes. The chemicals used in explosives
explosives without professional advice and assistance, and
are poisonous. Personnel should be cautioned against inhal-
should keep their distance because of the toxic fumes.